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A webform, web form or HTML form on a web page allows a user to enter data that is sent to a server for processing. Forms can resemble paper or database forms because web users fill out the forms using checkboxes , radio buttons , or text fields .
For example, a MITM attacker could tell clients to use basic access authentication or legacy RFC2069 digest access authentication mode. To extend this further, digest access authentication provides no mechanism for clients to verify the server's identity; A server can store HA1 = MD5(username:realm:password) instead of the password itself.
Some of the worst ones also include some you may have guessed, including: "123456," "password," "qwerty," "123456789" and "147258369," among others that are easy to guess and in sequential order ...
These permissions can usually be adjusted only after authenticating with the password. This can be a useful form of delegation of authorization, for example, when creating programs that will access the remote system. The PAT will typically be stored in a location accessible to the program, and therefore not typically as secure as a password.
Password-authenticated key exchange (PAKE) is a method in which two or more parties, based only on their knowledge of a shared password, [1] establish a cryptographic key using an exchange of messages, such that an unauthorized party (one who controls the communication channel but does not possess the password) cannot participate in the method ...
HMAC-based one-time password (HOTP) is a one-time password (OTP) algorithm based on HMAC. It is a cornerstone of the Initiative for Open Authentication (OATH). HOTP was published as an informational IETF RFC 4226 in December 2005, documenting the algorithm along with a Java implementation. Since then, the algorithm has been adopted by many ...
New countermeasures, such as using Out-of-band communication, to circumvent form grabbers and Man-in-the-browser are also emerging; examples include FormL3SS.; [7] those that circumvent the threat use a different communication channel to send the sensitive data to the trusted server. Thus, no information is entered on the compromised device.
A graphical password or graphical user authentication is a form of authentication using images rather than letters, digits, or special characters. The type of images used and the ways, in which users interact with them vary between implementations.